Achievement:- Working on data center management portal to improve user experience- Working on fabric interconnection portal to improve user experience- Working on API and data migration scriptTechnology: React, Spring, Javascript, Typescript, Java, Cadence

Achievements:• Developed and maintained frontend and backend for Paypal's internal Kafka portal• Developed in-house encryption library for Kafka.Technologies: Java, Spring, Spring Integration, Git, Maven, Xml, Json, ActiveMQ, JMS, Sherlock, Kafka, Javascript.

Achievements:• Developed and maintained Soap/Rest Api producer / consumer components for various banking domains using Java, Spring, Spring Integration, Jax-Ws, Rest easy, Jaxb, Soap UI and JBehave.• Developed prototype for “plugin-in” architecture utilizing spring core and spring integration mechanism.• Developed supporting tools using Ant and Maven.• Fixed production bug, analyzed log to figure out root cause.Technologies: Java, Spring, Spring Integration, Soap web service, Rest Web service, Git, Gerrit, SoapUI, JBehave, Tomcat, HornetQ, PostgreSQL, Maven, Jenkin, Wsdl, Xml, Jax-ws, Rest easy.

Developed, maintained build system and created new internal web tools.Achievements:• Developed new build system using Java, Ant, Ivy. Ivy is used as dependency management tool instead of Maven for integrating with existed Ant script.• Installed and configured Nexus in Unix server for custom central repository. Integrated Nexus with Ivy.• Developed testing code using behavior testing mythology by JBehave.• Developed internal web application tools via Perl, JavaScript, HTML, CSS, Korn Shell, Apache Server.Technologies: Java, Spring, Hibernate, JSP JavaScript, Perl, Korn Shell, JavaScript, HTML, Apache Server

Worked with software as service system for document management which is the main product of our company (Docuvantage OnDemand).Achievement:• Worked with software as service system (SaaS) for document management (Docuvantage OnDemand). • Developed application components from end to end: model class and mapping, data transfer object, service class, controller class and presentation.• Maintained and developed new tags.• Optimized frontend code to improve loading time using multiple techniques.Technologies: Java, JavaScript, Hibernate, Spring, JQuery, Web Service, SQL, XML

Drove the ground-up development of an enterprise web application for one of the biggest company in perfume industry.Achievements:• Drove the ground-up development of an enterprise web application using Java, Spring framework. • Developed application components from end to end: model class and mapping, data transfer object, service class, controller class and presentation (Ajax, HTML, CSS, Javascript). • Handed code Javascript, HTML, CSS to produce the webpage that satisfy UX constraint.• Used Ajax to transfer JSON data between presentation layer and service layer.• Maintained and developed complex HQL script in service layer.• Redesigned import data module to gain significant improvement in performance through sound data structure design and Hibernate cache optimization.Technologies: Java, JavaScript, JQuery, Spring, Hibernate, HTML, CSS, Ajax, JSON, HQL

Engaged in the development of an image recognition application and supported tools for automated test scoring. Achievements:• Participated in designing algorithm and developed the core application for image recognition via C# and Win Form.• Developed support tools such as test form generator, test answer editor using Java, Spring Core, Swing, XML. • Achieved successful implementation and save University employees considerable time and realize significant cost savings.Technologies: Java, Spring, Swing, C#, Win Form, XML